@article{IVM_1958_4_a5,
     author = {I. Ya. Gofman},
     title = {Properties of solutions of the differential equation $\dfrac{d^ny}{dx^n}+p(x)\cdot\dfrac{d^{n-1}y}{dx^{n-1}}+q(x)\dfrac{d^{n-2}y}{dx^{n-2}}+f(x)\cdot y=0$ and their derivatives for large values of the argument},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {54--59},
     publisher = {mathdoc},
     number = {4},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1958_4_a5/}
}